Patents Examined by Mohammad A Rahman
  • Patent number: 11444159
    Abstract: An electronic device comprises a channel layer on a buffer layer on a substrate. The channel layer has a first portion and a second portion adjacent to the first portion. The first portion comprises a first semiconductor. The second portion comprises a second semiconductor that has a bandgap greater than a bandgap of the first semiconductor.
    Type: Grant
    Filed: June 30, 2017
    Date of Patent: September 13, 2022
    Assignee: Intel Corporation
    Inventors: Sean T. Ma, Gilbert Dewey, Willy Rachmady, Matthew V. Metz, Cheng-Ying Huang, Harold W. Kennel, Jack T. Kavalieros, Anand S. Murthy, Tahir Ghani
  • Patent number: 11437487
    Abstract: A bipolar junction transistor (BJT) may include a substrate defining a collector region therein. A first superlattice may be on the substrate including a plurality of stacked groups of first layers, with each group of first layers including a first plurality of stacked base semiconductor monolayers defining a first base semiconductor portion, and at least one first non-semiconductor monolayer constrained within a crystal lattice of adjacent first base semiconductor portions. Furthermore, a base may be on the first superlattice, and a second superlattice may be on the base including a second plurality of stacked groups of second layers, with each group of second layers including a plurality of stacked base semiconductor monolayers defining a second base semiconductor portion, and at least one second non-semiconductor monolayer constrained within a crystal lattice of adjacent second base semiconductor portions. An emitter may be on the second superlattice.
    Type: Grant
    Filed: June 26, 2020
    Date of Patent: September 6, 2022
    Assignee: ATOMERA INCORPORATED
    Inventor: Richard Burton
  • Patent number: 11437506
    Abstract: A wide gap semiconductor device has: a drift layer using wide gap semiconductor material being a first conductivity type; a well region being a second conductivity type and provided in the drift layer; a source region provided in the well region; a gate contact region provided in the well region and electrically connected to a gate pad; and a Zener diode region provided in the well region and provided between the source region and the gate contact region.
    Type: Grant
    Filed: November 13, 2017
    Date of Patent: September 6, 2022
    Assignee: SHINDENGEN ELECTRIC MANUFACTURING CO., LTD.
    Inventor: Shunichi Nakamura
  • Patent number: 11430964
    Abstract: Provided are an organic electric element, a display panel and a display device including the organic electric element. The organic electric element includes a specific compound and satisfies a specific general formula related to energy levels of the component compounds so that they can have excellent efficiency or lifespan.
    Type: Grant
    Filed: December 29, 2020
    Date of Patent: August 30, 2022
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Seonkeun Yoo, Shinhan Kim, Jicheol Shin, Seongsu Jeon, Jeongdae Seo
  • Patent number: 11430914
    Abstract: A semiconductor light emitting device includes a light extraction layer having a light extraction surface. Multiple cone-shaped parts formed in an array are provided on the light extraction surface of the semiconductor light emitting device. A proportion of an area occupied by the multiple cone-shaped parts per a unit area of the light extraction surface is not less than 65% and not more than 95% in a plan view of the light extraction surface, and an aspect ratio h/p defined as a proportion of a height h of the cone-shaped part relative to a distance p between apexes of adjacent cone-shaped parts is not less than 0.3 and not more than 1.0.
    Type: Grant
    Filed: December 26, 2019
    Date of Patent: August 30, 2022
    Assignee: NIKKISO CO., LTD.
    Inventors: Noritaka Niwa, Tetsuhiko Inazu, Yasumasa Suzaki, Akifumi Nawata, Satoru Tanaka
  • Patent number: 11424388
    Abstract: Provided is a light-emitting device including a substrate, a light-emitting pattern provided on the substrate, a first reflection film provided between the light-emitting pattern and the substrate, a second reflection film provided on a side surface of the light-emitting pattern, and a passivation film provided between the light-emitting pattern and the second reflection film, wherein the second reflection film is electrically connected to the light-emitting pattern, and a portion of light generated from the light-emitting pattern is emitted through an upper surface of the light-emitting pattern after being reflected by at least one of the first reflection film and the second reflection film.
    Type: Grant
    Filed: September 6, 2019
    Date of Patent: August 23, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Junhee Choi, Kiho Kong, Jinjoo Park, Joohun Han, Kyungwook Hwang, Sungjin Kang, Junghun Park
  • Patent number: 11424393
    Abstract: A light-emitting module and a light-emitting diode are provided. The light-emitting diode includes an epitaxial light-emitting structure to generate a light beam with a broadband blue spectrum. A spectrum waveform of the broadband blue spectrum has a full width at half maximum (FWHM) larger than or equal to 30 nm. The spectrum waveform has a plurality of peak inflection points, and a difference between two wavelength values to which any two adjacent ones of the peak inflection points respectively correspond is less than or equal to 18 nm.
    Type: Grant
    Filed: June 19, 2020
    Date of Patent: August 23, 2022
    Assignee: KAISTAR LIGHTING (XIAMEN) CO., LTD.
    Inventors: Jing-Qiong Zhang, Ben-Jie Fan, Hung-Chih Yang, Shuen-Ta Teng
  • Patent number: 11424240
    Abstract: A semiconductor device includes an electric circuit configured to include, a transistor, a first pad coupled to a gate or a drain of the transistor, a second pad coupled to the gate or the drain of the transistor, a first wiring that extends from the gate or the drain of the transistor to the first pad, and a second wiring that diverges from the first wiring and extends to the second pad, and a redistribution layer formed over the electric circuit and configured to include a first redistribution coupled to the first pad, and a second redistribution coupled to the second pad to constitute a stub.
    Type: Grant
    Filed: October 2, 2019
    Date of Patent: August 23, 2022
    Assignee: FUJITSU LIMITED
    Inventors: Ikuo Soga, Yoichi Kawano
  • Patent number: 11417381
    Abstract: Some embodiments include apparatuses and methods operating the apparatuses. One of the apparatuses includes a first data line located over a substrate, a second data line located over the first data line, a third data line located over the second data line and electrically separated from the first and second data lines, and a memory cell coupled to the first, second, and third data lines. The memory cell includes a first material between the first and second data lines and electrically coupled to the first and second data lines; a second material located over the first data line and the first material, the second material electrically separated from the first material and electrically coupled to the third data line; and a memory element electrically coupled to the second material and electrically separated from the first material and first and second data lines.
    Type: Grant
    Filed: December 23, 2019
    Date of Patent: August 16, 2022
    Assignee: Micron Technology, Inc.
    Inventors: Karthik Sarpatwari, Kamal M. Karda, Durai Vishak Nirmal Ramaswamy
  • Patent number: 11411136
    Abstract: A micro light-emitting diode (micro-LED) chip adapted to emit a red light or an infrared light is provided. The micro-LED chip includes a GaAs epitaxial structure layer, a first electrode, and a second electrode. The GaAs epitaxial structure layer includes an N-type contact layer, a tunneling junction layer, a P-type semiconductor layer, a light-emitting layer, an N-type semiconductor layer, and an N-type window layer along a stacking direction. The first electrode electrically contacts the N-type contact layer. The second electrode electrically contacts the N-type window layer.
    Type: Grant
    Filed: October 21, 2020
    Date of Patent: August 9, 2022
    Assignee: PlayNitride Display Co., Ltd.
    Inventors: Tzu-Wen Wang, Hsin-Chiao Fang
  • Patent number: 11410929
    Abstract: Semiconductor devices and methods of manufacture are provided wherein a metallization layer is located over a substrate, and a power grid line is located within the metallization layer. A signal pad is located within the metallization layer and the signal pad is surrounded by the power grid line. A signal external connection is electrically connected to the signal pad.
    Type: Grant
    Filed: September 17, 2019
    Date of Patent: August 9, 2022
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Fong-yuan Chang, Noor Mohamed Ettuveettil, Po-Hsiang Huang, Sen-Bor Jan, Ming-Fa Chen, Chin-Chou Liu, Yi-Kan Cheng
  • Patent number: 11398543
    Abstract: A display device includes a substrate having a display area, a peripheral area at least partially surrounding the display area, and a pad area within the peripheral area. A plurality of data lines is disposed within the display area. A plurality of connection wirings is disposed within the display area, connected to the plurality of data lines, and configured to transmit a data signal from the pad area to the plurality of data lines. Each of the plurality of connection wirings includes a plurality of branches that protrude from the connection wirings in a direction perpendicular to a direction in which the connection wirings are primarily extended.
    Type: Grant
    Filed: January 18, 2021
    Date of Patent: July 26, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Minseong Yi, Seungmin Lee, Jungkyu Lee, Seunghwan Cho, Gyungsoon Park, Jaeun Lee
  • Patent number: 11374149
    Abstract: Provided are a method of manufacturing a display device and a source substrate structure. The method of manufacturing the display device includes holding a light-emitting element on a source substrate that passes laser light of a certain wavelength therethrough, the holding being performed by a release layer between the source substrate and the light-emitting element, forming an adhesive layer on a driving substrate on which a driving substrate-side electrode is formed, moving the light-emitting element to a surface of the adhesive layer on the driving substrate from the source substrate by irradiating laser light of the certain wavelength to the release layer through the source substrate, and adhering the moved light-emitting element to the driving substrate by using the adhesive layer, and the release layer comprises a resin material with a thickness that is greater than or equal to 0.1 ?m and is less than or equal to 0.5 ?m.
    Type: Grant
    Filed: April 17, 2020
    Date of Patent: June 28, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventor: Takashi Takagi
  • Patent number: 11374126
    Abstract: Semiconductor device and the manufacturing method thereof are disclosed herein. An exemplary semiconductor device comprises a semiconductor fin disposed over a substrate, wherein the semiconductor fin includes a channel region and a source/drain region; a gate structure disposed over the channel region of the semiconductor fin, wherein the gate structure includes a gate spacer and a gate stack; a source/drain structure disposed over the source/drain region of the semiconductor fin; and a fin top hard mask vertically interposed between the gate spacer and the semiconductor fin, wherein the fin top hard mask includes a dielectric layer, and wherein a sidewall of the fin top hard mask directly contacts the gate stack, and another sidewall of the fin top hard mask directly contacts the source/drain structure.
    Type: Grant
    Filed: July 30, 2019
    Date of Patent: June 28, 2022
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Che-Yu Yang, Kai-Chieh Yang, Ching-Wei Tsai, Kuan-Lun Cheng
  • Patent number: 11367786
    Abstract: A semiconductor device. In some embodiments, the semiconductor device includes a back gate layer; a buffer layer, on the back gate layer; a device quantum well layer, on the buffer layer; a cap layer, on the device quantum well layer; a top layer, on the cap layer; a first doped region of a first conductivity type, extending at least part-way through the device quantum well layer; a second doped region, of a second conductivity type, within the buffer layer; and a third doped region, of the second conductivity type extending from the top layer to the second doped region. The top layer may include a dielectric layer, and, in the dielectric layer, a plurality of conductive elements, including one or more dot gates, an ohmic contact, a bath gate, a supply gate, and a halo contact.
    Type: Grant
    Filed: October 26, 2020
    Date of Patent: June 21, 2022
    Assignee: HRL Laboratories, LLC
    Inventor: Andrew S. Pan
  • Patent number: 11367726
    Abstract: Systems, methods and apparatus are provided for an array of vertically stacked memory cells having horizontally oriented access devices and access lines and vertically oriented digit lines having a first source/drain region and a second source drain region separated by a channel region, and gates opposing the channel region formed fully around every surface of the channel region as gate all around (GAA) structures, horizontal oriented access lines coupled to the gates and separated from a channel region by a gate dielectric. The memory cells have horizontally oriented storage nodes coupled to the second source/drain region and vertically oriented digit lines coupled to the first source/drain regions. A vertical body contact is formed in direct electrical contact with a body region of one or more of the horizontally oriented access devices and separate from the first source/drain region and the vertically oriented digit lines by a dielectric.
    Type: Grant
    Filed: October 26, 2020
    Date of Patent: June 21, 2022
    Assignee: Micron Technology, Inc.
    Inventors: Si-Woo Lee, Sangmin Hwang
  • Patent number: 11362181
    Abstract: A process for fabricating an electronic component with multiple quantum dots is provided, including providing a stack including a substrate, a nanostructure made of semiconductor material superposed over the substrate and including first and second quantum dots and a link linking the quantum dots, first and second control gate stacks arranged on the quantum dots, the gate stacks separated by a gap, the quantum dots and the link having a same thickness; partially thinning the link while using the gate stacks as masks to obtain the link, a thickness of which is less than that of the quantum dots; and conformally forming a dielectric layer on either side of the gate stacks so as to fill the gap above the partially thinned link. An electronic component with multiple quantum dots is also provided.
    Type: Grant
    Filed: November 29, 2019
    Date of Patent: June 14, 2022
    Assignee: Commissariat A L'Energie Atomique et aux Energies Alternatives
    Inventors: Nicolas Posseme, Louis Hutin, Cyrille Le Royer, Fabrice Nemouchi
  • Patent number: 11362177
    Abstract: One illustrative transistor of a first dopant type disclosed herein includes a gate structure positioned above a semiconductor substrate and first and second overall epitaxial cavities formed in the semiconductor substrate on opposite sides of the gate structure. The device also includes a counter-doped epitaxial semiconductor material positioned proximate a bottom of each of the first and second overall epitaxial cavities, wherein the counter-doped epitaxial semiconductor material is doped with a second dopant type that is opposite to the first dopant type, and a same-doped epitaxial semiconductor material positioned in each of the first and second overall epitaxial cavities above the counter-doped epitaxial semiconductor material, wherein the same-doped epitaxial semiconductor material is doped with a dopant of the first dopant type.
    Type: Grant
    Filed: January 28, 2020
    Date of Patent: June 14, 2022
    Assignee: GLOBALFOUNDRIES U.S. INC.
    Inventors: Arkadiusz Malinowski, Baofu Zhu, Frank W. Mont, Ali Razavieh, Julien Frougier
  • Patent number: 11362294
    Abstract: Provided is an organic light-emitting diode. The organic light-emitting diode includes a first electrode, a second electrode, a light-emitting layer and a hole blocking layer, where the first electrode and the second electrode are oppositely disposed; the light-emitting layer is disposed between the first electrode and the second electrode; the hole blocking layer is disposed between the light-emitting layer and the second electrode; and the hole blocking layer includes at least two hole blocking sub-layers which are stacked, where a lowest unoccupied molecular orbital (LUMO) energy level decreases sequentially in the at least two hole blocking sub-layers.
    Type: Grant
    Filed: May 4, 2020
    Date of Patent: June 14, 2022
    Assignee: YUNGU (GU'AN) TECHNOLOGY CO., LTD.
    Inventors: Weiwei Li, Chao Chi Peng, Lin He, Jingwen Tian, Tiantian Li, Mengzhen Li
  • Patent number: 11349093
    Abstract: The present application provides an organic electroluminescent device and a display apparatus. The organic electroluminescent device includes a first conductive layer group, a second conductive layer group, and a light emitting layer disposed between the first conductive layer group and the second conductive layer group and in ohmic contact with the two groups. The first conductive layer group includes an electron blocking layer in ohmic contact with the light emitting layer, and a hole transport layer in ohmic contact with the electron blocking layer. The HOMO energy level of the electron blocking layer is between that of the hole transport layer and that of the light emitting layer, and the LUMO energy level of the electron blocking layer is shallower than that of the hole transport layer and that of the light emitting layer.
    Type: Grant
    Filed: April 28, 2018
    Date of Patent: May 31, 2022
    Assignee: KUNSHAN GO-VISIONOX OPTO-ELECTRONICS CO., LTD.
    Inventors: Xiaozhen Zhang, Lin He, Wenkai Chen